Car-coupling



Patented Mar. 28, |899.

J. J. MALLYQ CAR COUPLING.

my nl (a (No Model.)A

NiTnD STATES PATENT Orifice.'

JOI-IN J. MALLOY, OF PORTLAND, OREGON, ASSIGNOR TO THE PACIFIC OAR COUPLING COMPANY, OF OREGON.

CAR-COUPLING.

SPECIFICATION forming part of Letters Patent No. 621,836, dated March 2,8, 1899.

Application iiledJune 6, 1'898. Serial No. 682,758. (No model.) I Y To @ZZ whom, t may concern: The hook is disengaged by lifting the rod t', 50

13e it known that I, JOHN .I.lVIALLOY,aciti which slides in the vertical grooves in the zen of the United States,residing at Portland, box j, the ring k prevent-ing it from falling in the county of Multnomah and State of Orethrough.

5 gon, have invented a new and useful Oar- In other respects my present invention op- Coupler, of which the following is a specierates as the coupler heretofore invented by 5 5 cation, reference beinghad tothe accompanyme and above referred to. ing drawings as a part hereof. That I now claim, and desire to secure by My invention relates generally to couplers Letters Patent, is*- :o of the knuckle class, and particularly to the l. In combination, a draw-head, as d, procoupler of this type heretofore invented by vided with a recess on its exterior, and a 6o me and for which Letters Patent of the knuckle pivoted to said draw-head and hav- United States were granted to me bearing ing an arm entering said recess of the drawdate November 2, 1897, No. 593,183; and the head, a hook in the end of the arm, and a object of my present invention is to perfect vertical aperture for the hook to drop into said coupler in certain particulars and deand lock the knuckle upon the arm thereof tails, as will be apparent from the accompanyhaving entered said recess, there being an ining drawings. clinedapproach in the iioor of said recess to In such drawings, Figure l is a perspective automatically lift and guide said hook to said zo view of a coupler embodying the features of locking-aperture and means for lifting said my present invention. Fig. 2 is atransverse hook to disengage the knuckle-arm again. 7o section on the line o; o; of Fig. 4. Fig. 3 is a 2. In combination, a draw-head, as a, prorear end elevation of the knuckle, showing vided with a recess, and a knuckle pivoted to the arm and the locking-hook therein pivoted; said draw-head and having an arm .entering 25 and Fig. 4f is a plan section on the lineg/ y of said recess of the draw-head, a hook in the Fig. 2. end of the arm, and a vertical aperture for The letters designate the parts referred to. the hook to drop into and lock the knuckle The draw-head a isof the usual type andis upon the arm thereof having entered said reprovided with a recess a', adapted to receive cess, there being an inclined approach in the 3o the L-arm c of the knuckle h. At the left floor of said recess to automatically lift and end of the iioor of said recess I provide an inguide said hook tosaid locking-aperture and 8o clined approach a to automatically lift the the surface of the said vertical aperture enhook f, pivoted in the recess e in said arm c, gaging the hook being somewhat inclined to upon the latter entering the recess ct. Vhen cause the upper part thereof to protrude, and

3 5 the coupler is being closed, said hook f travels the contacting surface of the nose of the hook along the said incline a until it drops into being correspondingly formed, for the purthe vertical aperture g. A portion of the surpose specified and means for lifting said hook face c of the back of the arm c is cut away to disengage the knuckle-arm again. to conform the same to said incline in the 3. In combination a draw-head as a pro- 40 iioor in the recess of the draw-head. A jog vided with a recess, and a knuckle pivoted to 71. is cut out in the right wall of the aperture said draw-head and having an arm entering 9o g for the nose f of the hook f to rest in, and said recess of the draw-head, a hook in the the vertical surface 7L of such jog is slightly end of the arm, and a vertical aperture for inclined to cause the upper part thereof to the hook to drop into and lock the knuckle 45 protrude7 and the contacting surface of the upon the arm thereof having entered said renose of the hook is correspondingly formed. cess, there being an inclined approach in the By this arrangement the pull on the knucoor of the said recess to automatically lift 'kles of interlocking couples will automaticand guide said hook to said locking-aperture, ally hold the hook in place. a jog as h in the right Wall of such aperture for the nose of the hook to rest in, and the ver- Signed by me, at the city of Po1t1and,county tical surface 7L of such jog being slightly inoi Multnomah, and State of Oregon, this 24th ciined to cause the upper part thereof to proday of May, 1.898.

tiude, and the contacting surface of the nose JOHN J. MALLOY. 5 of the hook being correspondingly formed, for \Vitn esses: the purpose specified, and means for lifting SUSIE MALLOY,

said hook to disengage tbckn uckle-alm again. T. J. GEISLER. 

